US3048123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic dispatch conveyor systems
Assignee: Richards Wilcox Manufacturing Co
•
Filing: 1957-06-20
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Granted: 1962-08-07
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Expires: 1977-06-20
Abstract
No abstract record available.
Inventors
- 👤 Albert J Burmeister
- 👤 Jr Willard D Brown
- 👤 Del J Heidinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:42
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/02; B61B10/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1149763A
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US1243457A
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US1625501A
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US1888911A
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US2201013A
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US2527244A
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US2684039A
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US2741190A
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US2803333A
Cited
US2868138A
Cited
US2868139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |